GoLang Err

err.go

var (
    ErrSuccess           = StandardError{0, "成功"}
    ErrUnrecognized      = StandardError{-1, "未知错误"}
    ErrAccessForbid      = StandardError{1000, "没有访问权限"}
    ErrNamePwdIncorrect  = StandardError{1001, "用户名或密码错误"}
    ErrAuthExpired       = StandardError{1002, "证书过期"}
    ErrAuthInvalid       = StandardError{1003, "无效签名"}
    ErrClientInnerError  = StandardError{4000, "客户端内部错误"}
    ErrParamError        = StandardError{4001, "参数错误"}
    ErrReqForbidden      = StandardError{4003, "请求被拒绝"}
    ErrPathNotFount      = StandardError{4004, "请求路径不存在"}
    ErrMethodIncorrect   = StandardError{4005, "请求方法错误"}
    ErrTimeout           = StandardError{4006, "服务超时"}
    ErrServerUnavailable = StandardError{5000, "服务不可用"}
    ErrDbQueryError      = StandardError{5001, "数据库查询错误"}
)

//StandardError 标准错误，包含错误码和错误信息
type StandardError struct {
    ErrorCode int    `json:"errorCode"`
    ErrorMsg  string `json:"errorMsg"`
}

// Error 实现了 Error接口
func (err StandardError) Error() string {
    return fmt.Sprintf("errorCode: %d, errorMsg %s", err.ErrorCode, err.ErrorMsg)
}